378014

Appears in sequences

• a(n) = smallest number m such that m and m+1 are the product of exactly n distinct primes.at n=4A052215
• Numbers n such that sopf(n) = sopf(n-1) - sopf(n-2), where sopf(x) = sum of the distinct prime factors of x.at n=26A076527
• Smaller of two consecutive numbers with the same prime signature not occurring earlier.at n=20A085929
• Smaller of two consecutive numbers with the same prime signature not occurring earlier.at n=26A091405
• Numbers n such that n and n+1 have 5 distinct prime factors.at n=2A140079
• Numbers k such that both k and k+1 are the product of exactly five distinct primes.at n=0A318964
• Numbers k such that k and k+1 each have at least 5 distinct prime factors.at n=2A321505